1 // Copyright (c) 2009-2010 Satoshi Nakamoto
2 // Copyright (c) 2009-2012 The Bitcoin developers
3 // Distributed under the MIT/X11 software license, see the accompanying
4 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
7 #include "bitcoinrpc.h"
11 #include "ui_interface.h"
12 #include "checkpoints.h"
13 #include <boost/filesystem.hpp>
14 #include <boost/filesystem/fstream.hpp>
15 #include <boost/filesystem/convenience.hpp>
16 #include <boost/interprocess/sync/file_lock.hpp>
17 #include <boost/algorithm/string/predicate.hpp>
18 #include <openssl/crypto.h>
25 using namespace boost;
28 CClientUIInterface uiInterface;
29 std::string strWalletFileName;
30 unsigned int nNodeLifespan;
32 //////////////////////////////////////////////////////////////////////////////
37 void ExitTimeout(void* parg)
48 // ensure we leave the Qt main loop for a clean GUI exit (Shutdown() is called in bitcoin.cpp afterwards)
49 uiInterface.QueueShutdown();
51 // Without UI, Shutdown() can simply be started in a new thread
52 NewThread(Shutdown, NULL);
56 void Shutdown(void* parg)
58 static CCriticalSection cs_Shutdown;
61 // Make this thread recognisable as the shutdown thread
62 RenameThread("bitcoin-shutoff");
64 bool fFirstThread = false;
66 TRY_LOCK(cs_Shutdown, lockShutdown);
69 fFirstThread = !fTaken;
77 nTransactionsUpdated++;
81 boost::filesystem::remove(GetPidFile());
82 UnregisterWallet(pwalletMain);
84 NewThread(ExitTimeout, NULL);
86 printf("NovaCoin exited\n\n");
89 // ensure non-UI client gets exited here, but let Bitcoin-Qt reach 'return 0;' in bitcoin.cpp
102 void HandleSIGTERM(int)
104 fRequestShutdown = true;
107 void HandleSIGHUP(int)
109 fReopenDebugLog = true;
116 //////////////////////////////////////////////////////////////////////////////
121 bool AppInit(int argc, char* argv[])
129 // If Qt is used, parameters/bitcoin.conf are parsed in qt/bitcoin.cpp's main()
130 ParseParameters(argc, argv);
131 if (!boost::filesystem::is_directory(GetDataDir(false)))
133 fprintf(stderr, "Error: Specified directory does not exist\n");
136 ReadConfigFile(mapArgs, mapMultiArgs);
138 if (mapArgs.count("-?") || mapArgs.count("--help"))
140 // First part of help message is specific to bitcoind / RPC client
141 std::string strUsage = _("NovaCoin version") + " " + FormatFullVersion() + "\n\n" +
143 " novacoind [options] " + "\n" +
144 " novacoind [options] <command> [params] " + _("Send command to -server or novacoind") + "\n" +
145 " novacoind [options] help " + _("List commands") + "\n" +
146 " novacoind [options] help <command> " + _("Get help for a command") + "\n";
148 strUsage += "\n" + HelpMessage();
150 fprintf(stdout, "%s", strUsage.c_str());
155 for (int i = 1; i < argc; i++)
156 if (!IsSwitchChar(argv[i][0]) && !boost::algorithm::istarts_with(argv[i], "novacoin:"))
161 int ret = CommandLineRPC(argc, argv);
167 catch (std::exception& e) {
168 PrintException(&e, "AppInit()");
170 PrintException(NULL, "AppInit()");
177 extern void noui_connect();
178 int main(int argc, char* argv[])
182 // Connect bitcoind signal handlers
185 fRet = AppInit(argc, argv);
194 bool static InitError(const std::string &str)
196 uiInterface.ThreadSafeMessageBox(str, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::MODAL);
200 bool static InitWarning(const std::string &str)
202 uiInterface.ThreadSafeMessageBox(str, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
207 bool static Bind(const CService &addr, bool fError = true) {
210 std::string strError;
211 if (!BindListenPort(addr, strError)) {
213 return InitError(strError);
219 // Core-specific options shared between UI and daemon
220 std::string HelpMessage()
222 string strUsage = _("Options:") + "\n" +
223 " -? " + _("This help message") + "\n" +
224 " -conf=<file> " + _("Specify configuration file (default: novacoin.conf)") + "\n" +
225 " -pid=<file> " + _("Specify pid file (default: novacoind.pid)") + "\n" +
226 " -datadir=<dir> " + _("Specify data directory") + "\n" +
227 " -wallet=<dir> " + _("Specify wallet file (within data directory)") + "\n" +
228 " -dbcache=<n> " + _("Set database cache size in megabytes (default: 25)") + "\n" +
229 " -dblogsize=<n> " + _("Set database disk log size in megabytes (default: 100)") + "\n" +
230 " -timeout=<n> " + _("Specify connection timeout in milliseconds (default: 5000)") + "\n" +
231 " -proxy=<ip:port> " + _("Connect through socks proxy") + "\n" +
232 " -socks=<n> " + _("Select the version of socks proxy to use (4-5, default: 5)") + "\n" +
233 " -tor=<ip:port> " + _("Use proxy to reach tor hidden services (default: same as -proxy)") + "\n"
234 " -dns " + _("Allow DNS lookups for -addnode, -seednode and -connect") + "\n" +
235 " -port=<port> " + _("Listen for connections on <port> (default: 7777 or testnet: 17777)") + "\n" +
236 " -maxconnections=<n> " + _("Maintain at most <n> connections to peers (default: 125)") + "\n" +
237 " -addnode=<ip> " + _("Add a node to connect to and attempt to keep the connection open") + "\n" +
238 " -connect=<ip> " + _("Connect only to the specified node(s)") + "\n" +
239 " -seednode=<ip> " + _("Connect to a node to retrieve peer addresses, and disconnect") + "\n" +
240 " -externalip=<ip> " + _("Specify your own public address") + "\n" +
241 " -onlynet=<net> " + _("Only connect to nodes in network <net> (IPv4, IPv6 or Tor)") + "\n" +
242 " -discover " + _("Discover own IP address (default: 1 when listening and no -externalip)") + "\n" +
243 " -irc " + _("Find peers using internet relay chat (default: 1)") + "\n" +
244 " -listen " + _("Accept connections from outside (default: 1 if no -proxy or -connect)") + "\n" +
245 " -bind=<addr> " + _("Bind to given address. Use [host]:port notation for IPv6") + "\n" +
246 " -dnsseed " + _("Find peers using DNS lookup (default: 1)") + "\n" +
247 " -nosynccheckpoints " + _("Disable sync checkpoints (default: 0)") + "\n" +
248 " -stakepooledkeys " + _("Use pooled pubkeys for the last coinstake output (default: 0)") + "\n" +
249 " -banscore=<n> " + _("Threshold for disconnecting misbehaving peers (default: 100)") + "\n" +
250 " -bantime=<n> " + _("Number of seconds to keep misbehaving peers from reconnecting (default: 86400)") + "\n" +
251 " -maxreceivebuffer=<n> " + _("Maximum per-connection receive buffer, <n>*1000 bytes (default: 5000)") + "\n" +
252 " -maxsendbuffer=<n> " + _("Maximum per-connection send buffer, <n>*1000 bytes (default: 1000)") + "\n" +
255 " -upnp " + _("Use UPnP to map the listening port (default: 1 when listening)") + "\n" +
257 " -upnp " + _("Use UPnP to map the listening port (default: 0)") + "\n" +
260 " -detachdb " + _("Detach block and address databases. Increases shutdown time (default: 0)") + "\n" +
261 " -paytxfee=<amt> " + _("Fee per KB to add to transactions you send") + "\n" +
263 " -server " + _("Accept command line and JSON-RPC commands") + "\n" +
265 #if !defined(WIN32) && !defined(QT_GUI)
266 " -daemon " + _("Run in the background as a daemon and accept commands") + "\n" +
268 " -testnet " + _("Use the test network") + "\n" +
269 " -debug " + _("Output extra debugging information. Implies all other -debug* options") + "\n" +
270 " -debugnet " + _("Output extra network debugging information") + "\n" +
271 " -logtimestamps " + _("Prepend debug output with timestamp") + "\n" +
272 " -shrinkdebugfile " + _("Shrink debug.log file on client startup (default: 1 when no -debug)") + "\n" +
273 " -printtoconsole " + _("Send trace/debug info to console instead of debug.log file") + "\n" +
275 " -printtodebugger " + _("Send trace/debug info to debugger") + "\n" +
277 " -rpcuser=<user> " + _("Username for JSON-RPC connections") + "\n" +
278 " -rpcpassword=<pw> " + _("Password for JSON-RPC connections") + "\n" +
279 " -rpcport=<port> " + _("Listen for JSON-RPC connections on <port> (default: 8344 or testnet: 18344)") + "\n" +
280 " -rpcallowip=<ip> " + _("Allow JSON-RPC connections from specified IP address") + "\n" +
281 " -rpcconnect=<ip> " + _("Send commands to node running on <ip> (default: 127.0.0.1)") + "\n" +
282 " -blocknotify=<cmd> " + _("Execute command when the best block changes (%s in cmd is replaced by block hash)") + "\n" +
283 " -walletnotify=<cmd> " + _("Execute command when a wallet transaction changes (%s in cmd is replaced by TxID)") + "\n" +
284 " -upgradewallet " + _("Upgrade wallet to latest format") + "\n" +
285 " -keypool=<n> " + _("Set key pool size to <n> (default: 100)") + "\n" +
286 " -rescan " + _("Rescan the block chain for missing wallet transactions") + "\n" +
287 " -salvagewallet " + _("Attempt to recover private keys from a corrupt wallet.dat") + "\n" +
288 " -checkblocks=<n> " + _("How many blocks to check at startup (default: 2500, 0 = all)") + "\n" +
289 " -checklevel=<n> " + _("How thorough the block verification is (0-6, default: 1)") + "\n" +
290 " -loadblock=<file> " + _("Imports blocks from external blk000?.dat file") + "\n" +
292 "\n" + _("Block creation options:") + "\n" +
293 " -blockminsize=<n> " + _("Set minimum block size in bytes (default: 0)") + "\n" +
294 " -blockmaxsize=<n> " + _("Set maximum block size in bytes (default: 250000)") + "\n" +
295 " -blockprioritysize=<n> " + _("Set maximum size of high-priority/low-fee transactions in bytes (default: 27000)") + "\n" +
297 "\n" + _("SSL options: (see the Bitcoin Wiki for SSL setup instructions)") + "\n" +
298 " -rpcssl " + _("Use OpenSSL (https) for JSON-RPC connections") + "\n" +
299 " -rpcsslcertificatechainfile=<file.cert> " + _("Server certificate file (default: server.cert)") + "\n" +
300 " -rpcsslprivatekeyfile=<file.pem> " + _("Server private key (default: server.pem)") + "\n" +
301 " -rpcsslciphers=<ciphers> " + _("Acceptable ciphers (default: TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!AH:!3DES:@STRENGTH)") + "\n";
306 /** Initialize bitcoin.
307 * @pre Parameters should be parsed and config file should be read.
311 // ********************************************************* Step 1: setup
313 // Turn off Microsoft heap dump noise
314 _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE);
315 _CrtSetReportFile(_CRT_WARN, CreateFileA("NUL", GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0));
318 // Disable confusing "helpful" text message on abort, Ctrl-C
319 _set_abort_behavior(0, _WRITE_ABORT_MSG | _CALL_REPORTFAULT);
322 // Enable Data Execution Prevention (DEP)
323 // Minimum supported OS versions: WinXP SP3, WinVista >= SP1, Win Server 2008
324 // A failure is non-critical and needs no further attention!
325 #ifndef PROCESS_DEP_ENABLE
326 // We define this here, because GCCs winbase.h limits this to _WIN32_WINNT >= 0x0601 (Windows 7),
327 // which is not correct. Can be removed, when GCCs winbase.h is fixed!
328 #define PROCESS_DEP_ENABLE 0x00000001
330 typedef BOOL (WINAPI *PSETPROCDEPPOL)(DWORD);
331 PSETPROCDEPPOL setProcDEPPol = (PSETPROCDEPPOL)GetProcAddress(GetModuleHandleA("Kernel32.dll"), "SetProcessDEPPolicy");
332 if (setProcDEPPol != NULL) setProcDEPPol(PROCESS_DEP_ENABLE);
337 // Clean shutdown on SIGTERM
339 sa.sa_handler = HandleSIGTERM;
340 sigemptyset(&sa.sa_mask);
342 sigaction(SIGTERM, &sa, NULL);
343 sigaction(SIGINT, &sa, NULL);
345 // Reopen debug.log on SIGHUP
346 struct sigaction sa_hup;
347 sa_hup.sa_handler = HandleSIGHUP;
348 sigemptyset(&sa_hup.sa_mask);
350 sigaction(SIGHUP, &sa_hup, NULL);
353 // ********************************************************* Step 2: parameter interactions
355 nNodeLifespan = GetArg("-addrlifespan", 7);
356 fStakeUsePooledKeys = GetBoolArg("-stakepooledkeys", false);
357 fTestNet = GetBoolArg("-testnet");
359 SoftSetBoolArg("-irc", true);
362 if (mapArgs.count("-bind")) {
363 // when specifying an explicit binding address, you want to listen on it
364 // even when -connect or -proxy is specified
365 SoftSetBoolArg("-listen", true);
368 if (mapArgs.count("-connect") && mapMultiArgs["-connect"].size() > 0) {
369 // when only connecting to trusted nodes, do not seed via DNS, or listen by default
370 SoftSetBoolArg("-dnsseed", false);
371 SoftSetBoolArg("-listen", false);
374 if (mapArgs.count("-proxy")) {
375 // to protect privacy, do not listen by default if a proxy server is specified
376 SoftSetBoolArg("-listen", false);
379 if (!GetBoolArg("-listen", true)) {
380 // do not map ports or try to retrieve public IP when not listening (pointless)
381 SoftSetBoolArg("-upnp", false);
382 SoftSetBoolArg("-discover", false);
385 if (mapArgs.count("-externalip")) {
386 // if an explicit public IP is specified, do not try to find others
387 SoftSetBoolArg("-discover", false);
390 if (GetBoolArg("-salvagewallet")) {
391 // Rewrite just private keys: rescan to find transactions
392 SoftSetBoolArg("-rescan", true);
395 // ********************************************************* Step 3: parameter-to-internal-flags
397 fDebug = GetBoolArg("-debug");
399 // -debug implies fDebug*
403 fDebugNet = GetBoolArg("-debugnet");
405 bitdb.SetDetach(GetBoolArg("-detachdb", false));
407 #if !defined(WIN32) && !defined(QT_GUI)
408 fDaemon = GetBoolArg("-daemon");
416 fServer = GetBoolArg("-server");
418 /* force fServer when running without GUI */
422 fPrintToConsole = GetBoolArg("-printtoconsole");
423 fPrintToDebugger = GetBoolArg("-printtodebugger");
424 fLogTimestamps = GetBoolArg("-logtimestamps");
426 if (mapArgs.count("-timeout"))
428 int nNewTimeout = GetArg("-timeout", 5000);
429 if (nNewTimeout > 0 && nNewTimeout < 600000)
430 nConnectTimeout = nNewTimeout;
433 // Continue to put "/P2SH/" in the coinbase to monitor
435 // This can be removed eventually...
436 const char* pszP2SH = "/P2SH/";
437 COINBASE_FLAGS << std::vector<unsigned char>(pszP2SH, pszP2SH+strlen(pszP2SH));
440 if (mapArgs.count("-paytxfee"))
442 if (!ParseMoney(mapArgs["-paytxfee"], nTransactionFee))
443 return InitError(strprintf(_("Invalid amount for -paytxfee=<amount>: '%s'"), mapArgs["-paytxfee"].c_str()));
444 if (nTransactionFee > 0.25 * COIN)
445 InitWarning(_("Warning: -paytxfee is set very high! This is the transaction fee you will pay if you send a transaction."));
448 // ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log
450 std::string strDataDir = GetDataDir().string();
451 std::string strWalletFileName = GetArg("-wallet", "wallet.dat");
453 // strWalletFileName must be a plain filename without a directory
454 if (strWalletFileName != boost::filesystem::basename(strWalletFileName) + boost::filesystem::extension(strWalletFileName))
455 return InitError(strprintf(_("Wallet %s resides outside data directory %s."), strWalletFileName.c_str(), strDataDir.c_str()));
457 // Make sure only a single Bitcoin process is using the data directory.
458 boost::filesystem::path pathLockFile = GetDataDir() / ".lock";
459 FILE* file = fopen(pathLockFile.string().c_str(), "a"); // empty lock file; created if it doesn't exist.
460 if (file) fclose(file);
461 static boost::interprocess::file_lock lock(pathLockFile.string().c_str());
462 if (!lock.try_lock())
463 return InitError(strprintf(_("Cannot obtain a lock on data directory %s. NovaCoin is probably already running."), strDataDir.c_str()));
465 #if !defined(WIN32) && !defined(QT_GUI)
472 fprintf(stderr, "Error: fork() returned %d errno %d\n", pid, errno);
477 CreatePidFile(GetPidFile(), pid);
481 pid_t sid = setsid();
483 fprintf(stderr, "Error: setsid() returned %d errno %d\n", sid, errno);
487 if (GetBoolArg("-shrinkdebugfile", !fDebug))
489 printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");
490 printf("NovaCoin version %s (%s)\n", FormatFullVersion().c_str(), CLIENT_DATE.c_str());
491 printf("Using OpenSSL version %s\n", SSLeay_version(SSLEAY_VERSION));
493 printf("Startup time: %s\n", DateTimeStrFormat("%x %H:%M:%S", GetTime()).c_str());
494 printf("Default data directory %s\n", GetDefaultDataDir().string().c_str());
495 printf("Used data directory %s\n", strDataDir.c_str());
496 std::ostringstream strErrors;
499 fprintf(stdout, "NovaCoin server starting\n");
503 // ********************************************************* Step 5: verify database integrity
505 uiInterface.InitMessage(_("Verifying database integrity..."));
507 if (!bitdb.Open(GetDataDir()))
509 string msg = strprintf(_("Error initializing database environment %s!"
510 " To recover, BACKUP THAT DIRECTORY, then remove"
511 " everything from it except for wallet.dat."), strDataDir.c_str());
512 return InitError(msg);
515 if (GetBoolArg("-salvagewallet"))
517 // Recover readable keypairs:
518 if (!CWalletDB::Recover(bitdb, strWalletFileName, true))
522 if (filesystem::exists(GetDataDir() / strWalletFileName))
524 CDBEnv::VerifyResult r = bitdb.Verify(strWalletFileName, CWalletDB::Recover);
525 if (r == CDBEnv::RECOVER_OK)
527 string msg = strprintf(_("Warning: wallet.dat corrupt, data salvaged!"
528 " Original wallet.dat saved as wallet.{timestamp}.bak in %s; if"
529 " your balance or transactions are incorrect you should"
530 " restore from a backup."), strDataDir.c_str());
531 uiInterface.ThreadSafeMessageBox(msg, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
533 if (r == CDBEnv::RECOVER_FAIL)
534 return InitError(_("wallet.dat corrupt, salvage failed"));
537 // ********************************************************* Step 6: network initialization
539 int nSocksVersion = GetArg("-socks", 5);
541 if (nSocksVersion != 4 && nSocksVersion != 5)
542 return InitError(strprintf(_("Unknown -socks proxy version requested: %i"), nSocksVersion));
544 if (mapArgs.count("-onlynet")) {
545 std::set<enum Network> nets;
546 BOOST_FOREACH(std::string snet, mapMultiArgs["-onlynet"]) {
547 enum Network net = ParseNetwork(snet);
548 if (net == NET_UNROUTABLE)
549 return InitError(strprintf(_("Unknown network specified in -onlynet: '%s'"), snet.c_str()));
552 for (int n = 0; n < NET_MAX; n++) {
553 enum Network net = (enum Network)n;
554 if (!nets.count(net))
558 #if defined(USE_IPV6)
561 SetLimited(NET_IPV6);
567 if (mapArgs.count("-proxy")) {
568 addrProxy = CService(mapArgs["-proxy"], 9050);
569 if (!addrProxy.IsValid())
570 return InitError(strprintf(_("Invalid -proxy address: '%s'"), mapArgs["-proxy"].c_str()));
572 if (!IsLimited(NET_IPV4))
573 SetProxy(NET_IPV4, addrProxy, nSocksVersion);
574 if (nSocksVersion > 4) {
576 if (!IsLimited(NET_IPV6))
577 SetProxy(NET_IPV6, addrProxy, nSocksVersion);
579 SetNameProxy(addrProxy, nSocksVersion);
584 // -tor can override normal proxy, -notor disables tor entirely
585 if (!(mapArgs.count("-tor") && mapArgs["-tor"] == "0") && (fProxy || mapArgs.count("-tor"))) {
587 if (!mapArgs.count("-tor"))
588 addrOnion = addrProxy;
590 addrOnion = CService(mapArgs["-tor"], 9050);
591 if (!addrOnion.IsValid())
592 return InitError(strprintf(_("Invalid -tor address: '%s'"), mapArgs["-tor"].c_str()));
593 SetProxy(NET_TOR, addrOnion, 5);
594 SetReachable(NET_TOR);
597 // see Step 2: parameter interactions for more information about these
598 fNoListen = !GetBoolArg("-listen", true);
599 fDiscover = GetBoolArg("-discover", true);
600 fNameLookup = GetBoolArg("-dns", true);
602 fUseUPnP = GetBoolArg("-upnp", USE_UPNP);
608 std::string strError;
609 if (mapArgs.count("-bind")) {
610 BOOST_FOREACH(std::string strBind, mapMultiArgs["-bind"]) {
612 if (!Lookup(strBind.c_str(), addrBind, GetListenPort(), false))
613 return InitError(strprintf(_("Cannot resolve -bind address: '%s'"), strBind.c_str()));
614 fBound |= Bind(addrBind);
617 struct in_addr inaddr_any;
618 inaddr_any.s_addr = INADDR_ANY;
620 if (!IsLimited(NET_IPV6))
621 fBound |= Bind(CService(in6addr_any, GetListenPort()), false);
623 if (!IsLimited(NET_IPV4))
624 fBound |= Bind(CService(inaddr_any, GetListenPort()), !fBound);
627 return InitError(_("Failed to listen on any port. Use -listen=0 if you want this."));
630 if (mapArgs.count("-externalip"))
632 BOOST_FOREACH(string strAddr, mapMultiArgs["-externalip"]) {
633 CService addrLocal(strAddr, GetListenPort(), fNameLookup);
634 if (!addrLocal.IsValid())
635 return InitError(strprintf(_("Cannot resolve -externalip address: '%s'"), strAddr.c_str()));
636 AddLocal(CService(strAddr, GetListenPort(), fNameLookup), LOCAL_MANUAL);
640 if (mapArgs.count("-reservebalance")) // ppcoin: reserve balance amount
642 int64 nReserveBalance = 0;
643 if (!ParseMoney(mapArgs["-reservebalance"], nReserveBalance))
645 InitError(_("Invalid amount for -reservebalance=<amount>"));
650 if (mapArgs.count("-checkpointkey")) // ppcoin: checkpoint master priv key
652 if (!Checkpoints::SetCheckpointPrivKey(GetArg("-checkpointkey", "")))
653 InitError(_("Unable to sign checkpoint, wrong checkpointkey?\n"));
656 BOOST_FOREACH(string strDest, mapMultiArgs["-seednode"])
659 // ********************************************************* Step 7: load blockchain
661 if (!bitdb.Open(GetDataDir()))
663 string msg = strprintf(_("Error initializing database environment %s!"
664 " To recover, BACKUP THAT DIRECTORY, then remove"
665 " everything from it except for wallet.dat."), strDataDir.c_str());
666 return InitError(msg);
669 if (GetBoolArg("-loadblockindextest"))
672 txdb.LoadBlockIndex();
677 uiInterface.InitMessage(_("Loading block index..."));
678 printf("Loading block index...\n");
679 nStart = GetTimeMillis();
680 if (!LoadBlockIndex())
681 return InitError(_("Error loading blkindex.dat"));
683 // as LoadBlockIndex can take several minutes, it's possible the user
684 // requested to kill bitcoin-qt during the last operation. If so, exit.
685 // As the program has not fully started yet, Shutdown() is possibly overkill.
686 if (fRequestShutdown)
688 printf("Shutdown requested. Exiting.\n");
691 printf(" block index %15"PRI64d"ms\n", GetTimeMillis() - nStart);
693 if (GetBoolArg("-printblockindex") || GetBoolArg("-printblocktree"))
699 if (mapArgs.count("-printblock"))
701 string strMatch = mapArgs["-printblock"];
703 for (map<uint256, CBlockIndex*>::iterator mi = mapBlockIndex.begin(); mi != mapBlockIndex.end(); ++mi)
705 uint256 hash = (*mi).first;
706 if (strncmp(hash.ToString().c_str(), strMatch.c_str(), strMatch.size()) == 0)
708 CBlockIndex* pindex = (*mi).second;
710 block.ReadFromDisk(pindex);
711 block.BuildMerkleTree();
718 printf("No blocks matching %s were found\n", strMatch.c_str());
722 // ********************************************************* Step 8: load wallet
724 uiInterface.InitMessage(_("Loading wallet..."));
725 printf("Loading wallet...\n");
726 nStart = GetTimeMillis();
727 bool fFirstRun = true;
728 pwalletMain = new CWallet(strWalletFileName);
729 DBErrors nLoadWalletRet = pwalletMain->LoadWallet(fFirstRun);
730 if (nLoadWalletRet != DB_LOAD_OK)
732 if (nLoadWalletRet == DB_CORRUPT)
733 strErrors << _("Error loading wallet.dat: Wallet corrupted") << "\n";
734 else if (nLoadWalletRet == DB_NONCRITICAL_ERROR)
736 string msg(_("Warning: error reading wallet.dat! All keys read correctly, but transaction data"
737 " or address book entries might be missing or incorrect."));
738 uiInterface.ThreadSafeMessageBox(msg, _("NovaCoin"), CClientUIInterface::OK | CClientUIInterface::ICON_EXCLAMATION | CClientUIInterface::MODAL);
740 else if (nLoadWalletRet == DB_TOO_NEW)
741 strErrors << _("Error loading wallet.dat: Wallet requires newer version of NovaCoin") << "\n";
742 else if (nLoadWalletRet == DB_NEED_REWRITE)
744 strErrors << _("Wallet needed to be rewritten: restart NovaCoin to complete") << "\n";
745 printf("%s", strErrors.str().c_str());
746 return InitError(strErrors.str());
749 strErrors << _("Error loading wallet.dat") << "\n";
752 if (GetBoolArg("-upgradewallet", fFirstRun))
754 int nMaxVersion = GetArg("-upgradewallet", 0);
755 if (nMaxVersion == 0) // the -upgradewallet without argument case
757 printf("Performing wallet upgrade to %i\n", FEATURE_LATEST);
758 nMaxVersion = CLIENT_VERSION;
759 pwalletMain->SetMinVersion(FEATURE_LATEST); // permanently upgrade the wallet immediately
762 printf("Allowing wallet upgrade up to %i\n", nMaxVersion);
763 if (nMaxVersion < pwalletMain->GetVersion())
764 strErrors << _("Cannot downgrade wallet") << "\n";
765 pwalletMain->SetMaxVersion(nMaxVersion);
770 // Create new keyUser and set as default key
771 RandAddSeedPerfmon();
773 CPubKey newDefaultKey;
774 if (!pwalletMain->GetKeyFromPool(newDefaultKey, false))
775 strErrors << _("Cannot initialize keypool") << "\n";
776 pwalletMain->SetDefaultKey(newDefaultKey);
777 if (!pwalletMain->SetAddressBookName(pwalletMain->vchDefaultKey.GetID(), ""))
778 strErrors << _("Cannot write default address") << "\n";
781 printf("%s", strErrors.str().c_str());
782 printf(" wallet %15"PRI64d"ms\n", GetTimeMillis() - nStart);
784 RegisterWallet(pwalletMain);
786 CBlockIndex *pindexRescan = pindexBest;
787 if (GetBoolArg("-rescan"))
788 pindexRescan = pindexGenesisBlock;
791 CWalletDB walletdb(strWalletFileName);
792 CBlockLocator locator;
793 if (walletdb.ReadBestBlock(locator))
794 pindexRescan = locator.GetBlockIndex();
796 if (pindexBest != pindexRescan && pindexBest && pindexRescan && pindexBest->nHeight > pindexRescan->nHeight)
798 uiInterface.InitMessage(_("Rescanning..."));
799 printf("Rescanning last %i blocks (from block %i)...\n", pindexBest->nHeight - pindexRescan->nHeight, pindexRescan->nHeight);
800 nStart = GetTimeMillis();
801 pwalletMain->ScanForWalletTransactions(pindexRescan, true);
802 printf(" rescan %15"PRI64d"ms\n", GetTimeMillis() - nStart);
805 // ********************************************************* Step 9: import blocks
807 if (mapArgs.count("-loadblock"))
809 uiInterface.InitMessage(_("Importing blockchain data file."));
811 BOOST_FOREACH(string strFile, mapMultiArgs["-loadblock"])
813 FILE *file = fopen(strFile.c_str(), "rb");
815 LoadExternalBlockFile(file);
819 filesystem::path pathBootstrap = GetDataDir() / "bootstrap.dat";
820 if (filesystem::exists(pathBootstrap)) {
821 uiInterface.InitMessage(_("Importing bootstrap blockchain data file."));
823 FILE *file = fopen(pathBootstrap.string().c_str(), "rb");
825 filesystem::path pathBootstrapOld = GetDataDir() / "bootstrap.dat.old";
826 LoadExternalBlockFile(file);
827 RenameOver(pathBootstrap, pathBootstrapOld);
831 // ********************************************************* Step 10: load peers
833 uiInterface.InitMessage(_("Loading addresses..."));
834 printf("Loading addresses...\n");
835 nStart = GetTimeMillis();
839 if (!adb.Read(addrman))
840 printf("Invalid or missing peers.dat; recreating\n");
843 printf("Loaded %i addresses from peers.dat %"PRI64d"ms\n",
844 addrman.size(), GetTimeMillis() - nStart);
846 // ********************************************************* Step 11: start node
848 if (!CheckDiskSpace())
851 RandAddSeedPerfmon();
854 printf("mapBlockIndex.size() = %"PRIszu"\n", mapBlockIndex.size());
855 printf("nBestHeight = %d\n", nBestHeight);
856 printf("setKeyPool.size() = %"PRIszu"\n", pwalletMain->setKeyPool.size());
857 printf("mapWallet.size() = %"PRIszu"\n", pwalletMain->mapWallet.size());
858 printf("mapAddressBook.size() = %"PRIszu"\n", pwalletMain->mapAddressBook.size());
860 if (!NewThread(StartNode, NULL))
861 InitError(_("Error: could not start node"));
864 NewThread(ThreadRPCServer, NULL);
866 // ********************************************************* Step 12: finished
868 uiInterface.InitMessage(_("Done loading"));
869 printf("Done loading\n");
871 if (!strErrors.str().empty())
872 return InitError(strErrors.str());
874 // Add wallet transactions that aren't already in a block to mapTransactions
875 pwalletMain->ReacceptWalletTransactions();
878 // Loop until process is exit()ed from shutdown() function,
879 // called from ThreadRPCServer thread when a "stop" command is received.